35,586 Topics
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| | How can I use Mysql for JDBC connection.How to make data source? I can able to done with MS-SQL. |
| | hi all, i want to display some data in dropdown from database using java.please send the code |
| | I am in the process of learning PHP with JS and Ajax and have the foll. problems. I have created a class to generate master data entry screens. (1) Javascript code that works when I run master.class.php independently does not work when I run users.php. I came across this problem … |
| | I need help on an assignment I have. The first part was to write a program that would declare an array with 150 elements, assign the "#" symbol to each element, then print the elements in such a way that it would spell a letter (in this case, "A") within … |
| | Hey everyone... Well I am sorting items based upon a number. My first case is if tail == null, if so that the first element to be added in the list. My second case is if the element I want to add number is greater than the tail. If so … |
| | I need help with my java program. I can't seem to figure out how to print my output in 10 numbers and then go to the next line. For example: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 here's my code [CODE] … |
| | hi .. I want to display an error if the user didn't enter the id or the password in the Text fild.. but nothing happed when I compare it to null .. or to "" .. is there any way to do this? I also tried to compare it with … |
| | At the moment Im developing a java application but Im having a problem. Im using a JFrame that takes different JPanels, I mean i change its ContentPane for another JPanel everytime i want to show new information. Im using a database too, im reading data from it im writing them … |
| | Hi everyone, this is my first time here and this is my problem. I have an URL like this [url]http://tinysong.com/aGFW[/url] that, if called, redirects on [url]http://www.grooveshark.com/song/Human+To+A+God/20790261[/url] that is a RIA that, after charging, plays a song (an unique song, and after that it stops) I would like to reproduce this … |
| | [CODE]import java.io.*; import java.util.Scanner; public class pa4 { public static void main (String[] args) { int i; boolean loop = false; do { Scanner inFromFile = null; try { inFromFile = new Scanner(new FileInputStream("words")); } catch (FileNotFoundException e) { System.out.println ("Could not open the file"); System.exit (0); } Scanner in … |
| | I was wondering if I can create an arraylist with info already in it... Ex... ArrayList playerinfo = [P0,[[1,2,3],[4,5,6]]] If that makes sense. The info I want in the arraylist will always be the same, as it will be what I am using to test my program. However I need … |
| | Sample code for taking input from Shell demonstrating string and int input For simple programs or testing purpose its not always required to take input thru GUI.  |
| | hey guys i was wondering if someone could help, i have to create an address book in java that can add, delete, search as well as import details from a file. so far iv got the GUI down (ish) iv set it over 2 frames, one to edit the data … |
| | I am taking a Class on Java, and sadly the professor is not all that good. But we have a project to do... I have got to a point where I need to pull info out of an arraylist... But it is an arraylist that is made up of arraylists. … |
| | Is it possible to overwrite internal javascript? I am working for a non profit as an internship and they want to escape a template that almost all of the non profits in that organization have to use, the catch is the template is written in Javascript if it is possible … |
| | hey guys i was wondering if anyone could help. im trying to add the name, address, home number, mobile number to a JList but i can only seem to save each item to a new line. any help would be great! thanks [CODE] else if (e.getActionCommand() == "Save") { this.details.addElement(this.textName.getText()); …  |
 | The line I get an error on is this: [CODE]List accDetails = (List)tm.get(accNo)[/CODE] "tm" is a TreeMap, and "accNo" is a value in it. accNo is a String. I get a build error like this: java.lang.String cannot be cast to java.util.List I have no idea what to do here, I've … |
 | does anyone know of any tutorials? i don want to use jquery. just javascript. i googled and found nothing but i know its possible. does anyone know? just a simple one. for like divs |
| | You can call me Ezwhe. I'm a computer science student. I'm acquainted with Turbo C and Java but still has a lot to learn. For me, Java and Turbo C are as exciting as they are challenging. I'll try my best to be active in our forum. More power to … |
| | Hi guys, I am working on a conversion of the Mandelbrot Fractal from Java to C# and my programming skills are lacking quite a bit. I am desperately trying to improve but I have come across some errors that are stumping me. I have attached a txt file with the … |
| | I'm working on a program for school and I need to send an array into a method. I have the following in Main: String list = printLine(arrayList[ ]); And the following is the start of the method: public static String printLine(int[ ] a) Why won't arrayList[ ] plug into the …  |
| | I want to add a String to a list, but I get the error [B]Type mismatch: cannot convert from String to List[/B] Initially I did it as follows:[code] List accDetails = tm.get(accNo); [/code] and then like this:[code] String conv = (String)tm.get(accNo); List accDetails = conv; [/code] Both have the same … |
| | i have created jar file when i am double click jar file i got error could not find main class program will exit i am setting jar properties file mycomputer->tools->folderoptions->filetypes->jdk->javaw i have created manifest file also i am using windows xp operating system can anybody tell wha t is the … |
| | I want to draw a battery meter. For this I am painting my panel with Filled Rectangles using AWT Graphics class. Is it possible that I can add a tooltip so that whenver a mouse is pointed on the top of the rectangle a text is displayed(which will be the … |
| | [CODE]import java.util.Scanner; class ReverseWord { public static void main(String args[]) { Scanner myScanner = new Scanner(System.in); char c1, c2, c3, c4; c1 = myScanner.findInLine(“.”).charAt(0); c2 = myScanner.findInLine(“.”).charAt(0); c3 = myScanner.findInLine(“.”).charAt(0); c4 = myScanner.findInLine(“.”).charAt(0); System.out.print(c4); System.out.print(c3); System.out.print(c2); System.out.print(c1); System.out.println(); } }[/CODE] the code above if you type stop in the windows … |
| | Hi, is there a way to read in a file to give a string which is passed to the method without reading line by line? I need to read in something like this... 1 MLRLPTVFRQ MRPVSRVLAP HLTRAYAKDV KFGADARALM LQGVDLLADA 51 VAVTMGPKGR TVIIEQSWGS PKVTKDGVTV AKSIDLKDKY KNIGAKLVQD 101 VANNTNEEAG DGTTTATVLA RSIAKEGFEK ISKGANPVEI … |
| | Well, I just solved the problem I was having. A small and stupid error on my part. If there's a way to delete threads, let me know! |
| | Hi all, I have a test tomorrow morning and I'm stuck on this one question on my review and here it is: 1. Write a method that takes an integer n, and returns a String. Assume the integer n is an odd integer between 1 and 9. If the returned … |
| | Hi...I have created a browser using JAVA. But I cannot access any of the google or yahoo websites. I can access only a few select websites like cs.bham.ac.uk etc.... Can anyone tell me the reason and probably the solution as well..? |
| | hey guys, i was wondering if anyone could help, basicly at the moment (for the last few hours) iv been tring to find a way to align an container, to enable me to have my current work on one side (left or right) and a JTextArea on the other. the … |
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